CA3170717A1 - System and method for distributed input distributed output wireless communications - Google Patents
System and method for distributed input distributed output wireless communicationsInfo
- Publication number
- CA3170717A1 CA3170717A1 CA3170717A CA3170717A CA3170717A1 CA 3170717 A1 CA3170717 A1 CA 3170717A1 CA 3170717 A CA3170717 A CA 3170717A CA 3170717 A CA3170717 A CA 3170717A CA 3170717 A1 CA3170717 A1 CA 3170717A1
- Authority
- CA
- Canada
- Prior art keywords
- antennas
- transceiver station
- wireless transceiver
- dido
- wireless
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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Classifications
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- H—ELECTRICITY
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- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0452—Multi-user MIMO systems
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
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- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
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- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0684—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission using different training sequences per antenna
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- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
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- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
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- H04B7/0842—Weighted combining
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- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
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- H04J11/0026—Interference mitigation or co-ordination of multi-user interference
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- H04L27/2646—Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
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- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/36—Modulator circuits; Transmitter circuits
- H04L27/362—Modulation using more than one carrier, e.g. with quadrature carriers, separately amplitude modulated
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- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
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- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
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- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03592—Adaptation methods
- H04L2025/03745—Timing of adaptation
- H04L2025/03764—Timing of adaptation only during predefined intervals
- H04L2025/0377—Timing of adaptation only during predefined intervals during the reception of training signals
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
- H04L2025/03802—Signalling on the reverse channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0018—Arrangements at the transmitter end
- H04L2027/002—Arrangements at the transmitter end using feedback from a remote receiver
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0204—Channel estimation of multiple channels
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/894,394 | 2007-08-20 | ||
US11/894,540 | 2007-08-20 | ||
US11/894,362 | 2007-08-20 | ||
US11/894,394 US7599420B2 (en) | 2004-07-30 | 2007-08-20 | System and method for distributed input distributed output wireless communications |
US11/894,540 US7636381B2 (en) | 2004-07-30 | 2007-08-20 | System and method for distributed input-distributed output wireless communications |
US11/894,362 US7633994B2 (en) | 2004-07-30 | 2007-08-20 | System and method for distributed input-distributed output wireless communications |
CA3025857A CA3025857C (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA3025857A Division CA3025857C (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
Publications (1)
Publication Number | Publication Date |
---|---|
CA3170717A1 true CA3170717A1 (en) | 2009-02-26 |
Family
ID=40379809
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2695799A Active CA2695799C (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
CA3170717A Pending CA3170717A1 (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2695799A Active CA2695799C (en) | 2007-08-20 | 2008-08-20 | System and method for distributed input distributed output wireless communications |
Country Status (9)
Country | Link |
---|---|
US (1) | US7599420B2 (de) |
EP (3) | EP2183893B1 (de) |
JP (3) | JP5449159B2 (de) |
KR (1) | KR20100057071A (de) |
CN (1) | CN101861718B (de) |
AU (1) | AU2008288890B2 (de) |
CA (2) | CA2695799C (de) |
RU (1) | RU2455779C2 (de) |
WO (1) | WO2009026400A1 (de) |
Families Citing this family (236)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7650379B2 (en) * | 2003-12-09 | 2010-01-19 | Viasat, Inc. | Method for channel congestion management |
EP1542418A1 (de) * | 2003-12-10 | 2005-06-15 | Telefonaktiebolaget LM Ericsson (publ) | Drahtloses Mehrträgersystem mit Unterträgern, das für Kommunikation zwischen unsynchronisierten Knoten reserviert ist |
US10187133B2 (en) | 2004-04-02 | 2019-01-22 | Rearden, Llc | System and method for power control and antenna grouping in a distributed-input-distributed-output (DIDO) network |
US11451275B2 (en) | 2004-04-02 | 2022-09-20 | Rearden, Llc | System and method for distributed antenna wireless communications |
US10277290B2 (en) | 2004-04-02 | 2019-04-30 | Rearden, Llc | Systems and methods to exploit areas of coherence in wireless systems |
US11309943B2 (en) | 2004-04-02 | 2022-04-19 | Rearden, Llc | System and methods for planned evolution and obsolescence of multiuser spectrum |
US10749582B2 (en) | 2004-04-02 | 2020-08-18 | Rearden, Llc | Systems and methods to coordinate transmissions in distributed wireless systems via user clustering |
US10886979B2 (en) | 2004-04-02 | 2021-01-05 | Rearden, Llc | System and method for link adaptation in DIDO multicarrier systems |
US8170081B2 (en) | 2004-04-02 | 2012-05-01 | Rearden, LLC. | System and method for adjusting DIDO interference cancellation based on signal strength measurements |
US8654815B1 (en) | 2004-04-02 | 2014-02-18 | Rearden, Llc | System and method for distributed antenna wireless communications |
US8571086B2 (en) * | 2004-04-02 | 2013-10-29 | Rearden, Llc | System and method for DIDO precoding interpolation in multicarrier systems |
US9312929B2 (en) | 2004-04-02 | 2016-04-12 | Rearden, Llc | System and methods to compensate for Doppler effects in multi-user (MU) multiple antenna systems (MAS) |
US7633994B2 (en) * | 2004-07-30 | 2009-12-15 | Rearden, LLC. | System and method for distributed input-distributed output wireless communications |
US9826537B2 (en) | 2004-04-02 | 2017-11-21 | Rearden, Llc | System and method for managing inter-cluster handoff of clients which traverse multiple DIDO clusters |
US10200094B2 (en) | 2004-04-02 | 2019-02-05 | Rearden, Llc | Interference management, handoff, power control and link adaptation in distributed-input distributed-output (DIDO) communication systems |
US11394436B2 (en) | 2004-04-02 | 2022-07-19 | Rearden, Llc | System and method for distributed antenna wireless communications |
US10425134B2 (en) | 2004-04-02 | 2019-09-24 | Rearden, Llc | System and methods for planned evolution and obsolescence of multiuser spectrum |
US9819403B2 (en) | 2004-04-02 | 2017-11-14 | Rearden, Llc | System and method for managing handoff of a client between different distributed-input-distributed-output (DIDO) networks based on detected velocity of the client |
US10985811B2 (en) | 2004-04-02 | 2021-04-20 | Rearden, Llc | System and method for distributed antenna wireless communications |
US8542763B2 (en) | 2004-04-02 | 2013-09-24 | Rearden, Llc | Systems and methods to coordinate transmissions in distributed wireless systems via user clustering |
US9685997B2 (en) * | 2007-08-20 | 2017-06-20 | Rearden, Llc | Systems and methods to enhance spatial diversity in distributed-input distributed-output wireless systems |
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EP2256947A1 (de) | 2010-12-01 |
RU2455779C2 (ru) | 2012-07-10 |
CA2695799A1 (en) | 2009-02-26 |
US7599420B2 (en) | 2009-10-06 |
EP2228959A2 (de) | 2010-09-15 |
EP2228959B1 (de) | 2020-06-03 |
JP2023156379A (ja) | 2023-10-24 |
JP2010537577A (ja) | 2010-12-02 |
CN101861718B (zh) | 2013-10-09 |
WO2009026400A1 (en) | 2009-02-26 |
AU2008288890B2 (en) | 2013-11-14 |
JP2022008285A (ja) | 2022-01-13 |
EP2228959A3 (de) | 2012-12-05 |
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